Abstract
Various causes for cold defects on bone scans (e.g., avascular necrosis) have been described. A case is presented in which a cold defect on a technetium-99m-methylene diphosphonate bone scan was the result of malignant fibrous histiocytoma.
MeSH terms
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Aged
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Histiocytoma, Benign Fibrous / diagnostic imaging*
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Humans
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Male
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Radionuclide Imaging
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Retroperitoneal Neoplasms / diagnostic imaging*
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Soft Tissue Neoplasms / diagnostic imaging*
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Spinal Neoplasms / diagnostic imaging*
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Technetium Tc 99m Medronate*
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Tomography, X-Ray Computed
Substances
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Technetium Tc 99m Medronate